CN212573140U - Tin spraying device is used in production of many sizes formula PCB circuit board - Google Patents
Tin spraying device is used in production of many sizes formula PCB circuit board Download PDFInfo
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- CN212573140U CN212573140U CN202021699888.XU CN202021699888U CN212573140U CN 212573140 U CN212573140 U CN 212573140U CN 202021699888 U CN202021699888 U CN 202021699888U CN 212573140 U CN212573140 U CN 212573140U
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- circuit board
- tin spraying
- motor
- tin
- pcb circuit
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Abstract
The utility model discloses a tin spraying device is used in production of many sizes formula PCB circuit board, the on-line screen storage device comprises a base, base left side top is provided with motor one, a motor top is provided with the lead screw, lead screw outside swing joint has the mobile station, be provided with the biax motor in the middle of the mobile station, biax motor both sides are provided with the screw rod, screw rod outside swing joint has the bearing housing, the bearing housing outside is provided with the connecting rod. The utility model discloses a biax motor drives the screw rod and rotates, the bearing housing moves on the screw rod, it removes to drive the connecting rod that sets up on the bearing housing, change the position of both sides connecting rod, and then adapt to the circuit board size of centre gripping, the chuck on the fixed block simultaneously, highly block the circuit board through the adjustment chuck, it is fixed more stable to make with the nut is fixed, a starter motor one falls to the tin spraying chamber through the mobile station that the lead screw will have the circuit board and carries out the tin spraying, the height that the control of lower limiting block falls for the circuit board reachs the first position of tin spraying.
Description
Technical Field
The utility model relates to a hot air solder leveling technical field specifically is a hot air solder leveling device is used in production of many size formula PCB circuit board.
Background
The tin spraying is to soak the circuit board into the molten tin-lead, after the circuit board surface is stained with enough tin-lead, the hot air pressurization is utilized to scrape off the redundant tin-lead, the area welded by the circuit board after the tin-lead is cooled is stained with a layer of tin-lead with proper thickness, because the copper surface is in the general environment, the oxidation is very easy, the tin can not be coated, therefore, the protection can be carried out on the copper surface which is needed to be tin-coated, and the tin spraying is widely applied in the production and processing process of the PCB circuit board.
However, in the existing tin spraying equipment, the loading operation of circuit boards with different sizes is inconvenient, the circuit boards with different sizes are inconvenient to spray tin once, the existing tin spraying device for the circuit boards can only spray tin for one side of the circuit boards, and when the tin spraying device for the double-sided PCB circuit boards needs to spray tin for the double-sided PCB circuit boards, operators need to detach the double-sided PCB circuit boards from the fixing parts and then install the double-sided PCB circuit boards, so that the operation steps are increased, and the efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a many sizes formula PCB circuit board production is with hot air solder leveling device to solve the problem that proposes in the above-mentioned background art.
In order to solve the technical problem, the utility model provides a following technical scheme: a tin spraying device for producing a multi-size PCB comprises a base, wherein a first motor is arranged at the top of the left side of the base, a lead screw is arranged at the top of the first motor, a moving platform is movably connected to the outer side of the lead screw, a double-shaft motor is arranged in the middle of the moving platform, screw rods are arranged at two sides of the double-shaft motor, a bearing sleeve is movably connected to the outer side of each screw rod, a connecting rod is arranged at the outer side of the bearing sleeve, a fixed block is arranged in the middle of the connecting rod, a bolt is arranged in the middle of the fixed block, a nut is movably connected to the front side of the bolt, a chuck is movably connected to the back side of the nut, a tin spraying box is arranged at the bottom of two sides of the base, a tin spraying chamber is, the outside of the sliding block is provided with a movable plate, and the movable plate is provided with uniformly distributed tin spraying heads.
Furthermore, the positions of the screw rod and the mobile station are symmetrical to each other, an auxiliary rod is arranged on the auxiliary rod, a limiting block is arranged on the auxiliary rod, the upper limiting block prevents the mobile station from being separated, and the lower limiting block prevents the mobile station from being lowered to a low-damage circuit board.
Further, the top plates are arranged on two sides of the screw rod, so that the screw rod can stably rotate, and the protective shell is arranged on the outer side of the double-shaft motor, so that the working safety of the double-shaft motor is protected.
Furthermore, the bolt is fixed on the fixing block, threads are arranged on the bolt, the circuit board is fixed at the moving position of the chuck on the screw rod, and the chuck is locked by the nut to enable the circuit board to be stably clamped.
Furthermore, the material spraying box is connected with the tin spraying head through a guide pipe, a pressure pump is arranged in the tin spraying head, and the tin spraying head sucks sprayed objects from the material spraying box and sprays tin on the circuit board.
Furthermore, a sealing ring is arranged at the joint of the second motor and the sliding groove, so that the second motor is prevented from being damaged by the penetration of the liquid into the second motor by the tin spraying chamber.
Furthermore, the slider is in a shape of a Chinese character 'hui' and is sleeved with the movable plate, and Chinese character 'hui' buckles are arranged on two sides of the movable plate and are fixed with the slider.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is:
1. the utility model discloses a biax motor drives the screw rod and rotates, the bearing housing moves on the screw rod, it removes to drive the connecting rod that sets up on the bearing housing, change the position of both sides connecting rod, and then adapt to the circuit board size of centre gripping, can change the simple not unidimensional circuit board of accomplishing of adaptation of the distance of centre gripping, chuck on the fixed block simultaneously, highly block the circuit board through adjusting the chuck, it is fixed more stable to make with the nut, a mobile station that will have the circuit board through the lead screw drops to tin spraying chamber and spouts tin, the height that spacing block control drops down, make the circuit board reach tin spraying head position.
2. The utility model discloses a two drive poles of motor make the slider remove at the spout, and the slider cup joints with the fly leaf, and two messenger's sliders of motor drive the fly leaf and are elevating movement, and the circuit board of centre gripping falls to reacing tin spraying chamber middle part, and the tin spraying head can inhale the material that will spout through the pump, through the spout at the elevating movement of tin spraying chamber, with the more even both sides of spraying at the circuit board of tin material, prevents the inhomogeneous phenomenon of tin spraying.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic front view of the overall structure of the present invention;
fig. 2 is a schematic top view of fig. 1 according to the present invention;
fig. 3 is an enlarged schematic view of the structure at B of fig. 1 according to the present invention;
fig. 4 is a schematic top view of the movable plate of the present invention;
fig. 5 is a schematic view of the slider structure of the present invention.
In the figure: 1, a base; 2, a first motor; 3, a screw rod; 4, a mobile station; 5, a double-shaft motor; 6, a screw rod; 7, bearing sleeves; 8 connecting rods; 9, fixing blocks; 10, bolts; 11 a nut; 12 chucks; 13 spraying the material box; 14, a tin spraying chamber; 15 chute; 16 electric poles; 17, a second motor; 18 a slide block; 19 a movable plate; 20 a tin spraying head.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a multi-size tin spraying device for PCB circuit board production comprises a base 1, wherein a motor I2 is arranged at the top of the left side of the base 1, a lead screw 3 is arranged at the top of the motor I2, a moving platform 4 is movably connected to the outer side of the lead screw 3, a double-shaft motor 5 is arranged in the middle of the moving platform 4, screw rods 6 are arranged on two sides of the double-shaft motor 5, a bearing sleeve 7 is movably connected to the outer side of each screw rod 6, a connecting rod 8 is arranged on the outer side of the bearing sleeve 7, a fixed block 9 is arranged in the middle of the connecting rod 8, a bolt 10 is arranged in the middle of the fixed block 9, a nut 11 is movably connected to the front side of the bolt 10, a chuck 12 is movably connected to the back side of the nut, a tin spraying box 13 is arranged at the bottom of two sides of, the 16 tops of pole are provided with motor two 17, 16 outside swing joint of pole have slider 18, the slider 18 outside is provided with movable plate 19, be provided with evenly distributed's hot air solder leveling head 20 on the movable plate 19.
In a preferred embodiment, an auxiliary rod is arranged at a position where the screw rod 8 is symmetrical to the mobile station 4, a limiting block is arranged on the auxiliary rod, the upper limiting block prevents the mobile station from being separated, and the lower limiting block prevents the mobile station 4 from falling to the low-damage circuit board.
In a preferred embodiment, top plates are arranged on two sides of the screw 6 to enable the screw 6 to rotate stably, and a protective shell is arranged outside the double-shaft motor 5 to protect the double-shaft motor 5 from working safely.
In a preferred embodiment, the bolt 10 is fixed on the fixing block 9, the bolt 10 is provided with threads, the circuit board is fixed on the screw rod by moving the position of the chuck 12 on the screw rod, and the chuck 12 is locked by the nut 11 so as to stably clamp the circuit board.
In a preferred embodiment, the material spraying box 13 is connected with the tin spraying head 20 through a conduit, a pressure pump is arranged inside the tin spraying head 20, and the tin spraying head sucks sprayed materials from the material spraying box 13 and sprays the sprayed materials onto the circuit board.
In a preferred embodiment, a sealing ring is arranged at the joint of the second motor 17 and the sliding chute 15, so that the second motor 17 is prevented from being damaged due to liquid permeation of the second motor 17 from the tin spraying chamber 14.
In a preferred embodiment, the sliding block 18 is in a shape of a Chinese character 'hui', and is sleeved with the movable plate 19, and the two sides of the movable plate 19 are also provided with Chinese character 'hui' shaped buckles to be fixed with the sliding block 18.
The utility model discloses a theory of operation: before tin spraying is started, the mobile station 4 is positioned at the top of the screw rod 3, the width of a circuit board to be clamped is firstly determined, the double-shaft motor 5 is started to drive the inner wall of the bearing sleeve 7 to rotate, the connecting rod 8 fixed on the outer side of the bearing sleeve 7 horizontally moves on the screw rod 6 along with the bearing sleeve 7, the effect of adjusting the distance between the chucks 12 by moving the connecting rod 8 is achieved, and the chucks 12 are adapted to the size of the clamped circuit board; when spraying tin, firstly, the circuit board is placed between two chucks 12 in a vertical state, the chucks 12 are pushed inwards to clamp the circuit board, then the nuts 11 are screwed inwards to fix the chucks 12 and the circuit board, after the fixation is finished, a first motor 2 is started to enable the clamped circuit board to descend through a mobile station 4 and fall to a tin spraying chamber 14 arranged at the bottom, in the tin spraying chamber 14, an opening is formed in the middle of a movable plate 19 to enable the circuit board to pass through, tin spraying is carried out on the circuit board in the middle by symmetrical tin spraying heads arranged at the top of the movable plate 19, incomplete tin spraying is prevented, the sliding blocks fixed at two sides of the movable plate 19 are driven by the sliding blocks, a second motor 17 at two sides is started to push an electric pole 16 to enable the sliding blocks 18 at the top of a sliding groove 15 to do lifting motion in the sliding groove 15, so that the tin spraying heads 20 at two sides of the center of the movable plate 19 can spray tin on the circuit, and returning to the original position, unscrewing the nut 11, and loosening the chuck 12 to take out the circuit board.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a many sizes formula PCB circuit board production is with hot air solder leveling device, includes base (1), its characterized in that: the automatic tin spraying machine is characterized in that a first motor (2) is arranged at the top of the left side of the base (1), a lead screw (3) is arranged at the top of the first motor (2), a moving platform (4) is movably connected to the outer side of the lead screw (3), a double-shaft motor (5) is arranged in the middle of the moving platform (4), screw rods (6) are arranged on two sides of the double-shaft motor (5), a bearing sleeve (7) is movably connected to the outer side of each screw rod (6), a connecting rod (8) is arranged on the outer side of each bearing sleeve (7), a fixing block (9) is arranged in the middle of each connecting rod (8), a bolt (10) is arranged in the middle of each fixing block (9), a nut (11) is movably connected to the front side of each bolt (10), a chuck (12) is movably connected to, spout tin room (14) both sides and seted up spout (15), be provided with pole (16) in the middle of spout (15), pole (16) top is provided with motor two (17), pole (16) outside swing joint has slider (18), the slider (18) outside is provided with fly leaf (19), be provided with evenly distributed's tin spraying head (20) on fly leaf (19).
2. The multi-size formula PCB circuit board production of claim 1 is with tin spraying device, characterized in that: and auxiliary rods are arranged at the positions where the screw rod (3) and the mobile station (4) are symmetrical, and limit blocks are arranged on the auxiliary rods.
3. The multi-size formula PCB circuit board production of claim 1 is with tin spraying device, characterized in that: the two sides of the screw rod (6) are provided with top plates, and the outer side of the double-shaft motor (5) is provided with a protective shell.
4. The multi-size formula PCB circuit board production of claim 1 is with tin spraying device, characterized in that: the bolt (10) is fixed on the fixing block (9), and the bolt (10) is provided with threads.
5. The multi-size formula PCB circuit board production of claim 1 is with tin spraying device, characterized in that: the tin spraying box (13) is connected with the tin spraying head (20) through a guide pipe, and a pressure pump is arranged in the tin spraying head (20).
6. The multi-size formula PCB circuit board production of claim 1 is with tin spraying device, characterized in that: and a sealing ring is arranged at the joint of the second motor (17) and the chute (15).
7. The multi-size formula PCB circuit board production of claim 1 is with tin spraying device, characterized in that: the sliding block (18) is shaped like a Chinese character 'hui' and is sleeved with the movable plate (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021699888.XU CN212573140U (en) | 2020-08-15 | 2020-08-15 | Tin spraying device is used in production of many sizes formula PCB circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021699888.XU CN212573140U (en) | 2020-08-15 | 2020-08-15 | Tin spraying device is used in production of many sizes formula PCB circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212573140U true CN212573140U (en) | 2021-02-19 |
Family
ID=74628027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021699888.XU Active CN212573140U (en) | 2020-08-15 | 2020-08-15 | Tin spraying device is used in production of many sizes formula PCB circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212573140U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113423184A (en) * | 2021-08-09 | 2021-09-21 | 金禄电子科技股份有限公司 | Adjustable circuit board is with hot air solder leveling machine |
-
2020
- 2020-08-15 CN CN202021699888.XU patent/CN212573140U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113423184A (en) * | 2021-08-09 | 2021-09-21 | 金禄电子科技股份有限公司 | Adjustable circuit board is with hot air solder leveling machine |
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